A smart man makes a mistake, learns from it, and never makes that mistake again. But a wise man finds a smart man and learns from him how to avoid the mistake altogether.
A wise man proportions his belief to the evidence.
A wise man never loses anything, if he has himself.
A physician is not angry at the intemperance of a mad patient, nor does he take it ill to be railed at by a man in fever. Just so should a wise man treat all mankind, as a physician does his patient, and look upon them only as sick and extravagant.
The wise man doesn't give the right answers, he poses the right questions.
He was a wise man who invented beer.
A hero is born among a hundred, a wise man is found among a thousand, but an accomplished one might not be found even among a hundred thousand men.
A smart man only believes half of what he hears, a wise man knows which half.
Since, therefore, no man is born without faults, and he is esteemed the best whose errors are the least, let the wise man consider everything human as connected with himself; for in worldly affairs there is no perfect happiness under heaven.
A wise man is superior to any insults which can be put upon him, and the best reply to unseemly behavior is patience and moderation.